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It is usually permanent and requires rehabilitation such as the use of a hearing aid.
听力障碍往往是永久性的，需要使用助听器等康复手段。
youdao
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With the use of a hearing aid, the children there work very hard.
孩子们戴着助听器，一个个都很用功。
youdao
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With the use of a hearing aid, the children there work very hard.
孩子们戴着助听器，一个个都很用功。
youdao